SK Hynix HMAA4GR7CJR8N‑XN 32GB DDR4‑3200 ECC RDIMM

HMAA4GR7CJR8N‑XN is original SK Hynix DDR4 enterprise RDIMM memory, 32GB capacity, 2Rx8 dual‑rank, 3200MHz (PC4‑25600R), CL22 timing, 288‑pin, 1.2V low‑voltage power supply.

Equipped with Registered buffer and hardware ECC error‑correction technology, detects and fixes single‑bit memory errors, enhances signal stability when multiple memory modules are installed. 2Rx8 architecture provides reliable expansion for Intel Xeon and AMD EPYC server platforms.

This memory is dedicated for ECC‑RDIMM‑supported server platforms, incompatible with ordinary consumer mainboards. Anti‑static operation is required during installation. Datasheet PDF can be downloaded.

HMAA4GR7CJR8N-XN SK Hynix Server DDR4 ECC Memory Features▼

1. 32GB Mid-to-High End Server-Grade Registered Memory

The HMAA4GR7CJR8N-XN is a high-performance enterprise-grade DDR4 RDIMM memory module launched by SK Hynix, built with original premium industrial DRAM chips. Equipped with 32GB single-module large capacity and professional 2Rx8 dual-rank high-density architecture, it is widely applicable for mid-to-high-end enterprise rack servers, medium and large data center nodes, virtualization cluster platforms, database servers and industrial high-load workstations. It provides sufficient high-capacity memory expansion for multi-task concurrent operation, large-scale virtual machine deployment and medium-to-high load business computing, fully meeting core enterprise server stable upgrade and high-efficiency operation demands.

2. DDR4 3200MHz High-Bandwidth Transmission & 1.2V Low Power Efficiency

This server memory supports DDR4 3200MHz (PC4-25600R) high-frequency ultra-fast bandwidth, delivering efficient and stable data transmission performance. It effectively improves server multi-thread computing efficiency, massive data reading and writing speed and system instantaneous response capability, greatly optimizing overall server operating fluency. Adopting industry-standard 1.2V low-voltage energy-saving architecture, it effectively reduces long-term high-load operating power consumption and heat accumulation, achieving an excellent balance of strong performance and low energy consumption for 24/7 full-year uninterrupted enterprise server operation.

3. Professional ECC Registered Error Correction & High Data Stability

Built with mature ECC real-time error correction and Register signal buffering technology, the HMAA4GR7CJR8N-XN can automatically detect, identify and correct single-bit and multi-bit data errors during high-frequency server operation. It effectively avoids system crashes, core service suspension, database data deviation and program operation exceptions caused by long-term operational aging and complex electromagnetic interference in data center environments. It significantly improves server system operational stability, data accuracy and core business service continuity, complying with strict enterprise-level high-reliability operating standards.

4. 2Rx8 Dual-Rank High-Concurrency Optimized Architecture

Adopting industry-standard 2Rx8 dual-rank professional server architecture, this memory module features richer independent data transmission channels and stronger multi-task concurrent processing capability compared with single-rank memory. It optimizes memory signal scheduling logic, reduces data transmission latency, and stably supports medium-to-large scale virtualization cluster deployment, high-frequency database query processing and continuous high-load cyclic computing tasks. It maintains stable 3200MHz frequency output and zero performance jitter under long-term medium and high server loads.

5. Industrial Wide-Temp Adaptability & Full Cross-Brand Compatibility

Manufactured in strict accordance with enterprise server industrial specifications, the module supports stable operation within 0°C to 85°C ultra-wide temperature range, adapting to high-temperature and high-density server cabinet operating environments. With ultra-low failure rate and excellent cross-brand compatibility, it perfectly matches mainstream rack servers, blade servers, virtualization hosts and enterprise core business servers, supporting plug-and-play quick upgrade and stable batch large-capacity expansion.

Technical Specifications of HMAA4GR7CJR8N-XN SK Hynix DDR4 ECC RDIMM▼

Industrial Applications of HMAA4GR7CJR8N-XN SK Hynix Server Memory▼

1. Mid-to-High End Server High-Load Upgrade

The HMAA4GR7CJR8N-XN is a high-cost-performance and high-reliability memory solution for mid-to-high-end enterprise server hardware upgrades and core business optimization. With 32GB large single-module capacity and 3200MHz high-speed bandwidth, it effectively solves memory capacity and bandwidth bottlenecks of traditional servers under high-load conditions. The 2Rx8 dual-rank high-concurrency architecture significantly improves server multi-thread parallel computing capability, ensuring stable and efficient operation of core business systems, high-concurrency database access and mass data processing tasks under long-term medium and high loads.

2. Medium & Large Virtualization Cluster Deployment

Benefiting from ECC registered ultra-high stability and dual-rank concurrent performance, this SK Hynix server memory is perfectly suitable for medium and large-scale virtual machine cluster deployment and cloud platform operation. It supports stable parallel running of dozens of virtual machines and container service scheduling. The real-time error correction mechanism eliminates data errors, service jitter and virtual machine crashes during high-intensity virtualized computing, effectively improving cluster operational stability and enterprise cloud service continuity.

3. High-Concurrency Database & Core Business Processing

This high-stability server memory provides reliable high-speed memory support for enterprise core database servers, resource scheduling servers and business processing systems. The 3200MHz high-bandwidth design efficiently adapts to frequent data reading, writing, query and calculation tasks of medium and large databases. It maintains accurate and stable data output during long-term uninterrupted high-load operation, avoiding data loss, deviation and core service exceptions caused by memory instability.

4. Industrial High-Load Workstation & Data Computing

With industrial-grade wide-temperature adaptability and strong electromagnetic anti-interference capability, the module is widely applied to industrial high-load workstations, data analysis terminals and enterprise monitoring servers. It stably supports long-term cyclic mass data collection, algorithm operation and log statistics tasks in complex industrial and data center environments, ensuring continuous and reliable operation of high-load computing systems and complete data traceability.

5. Enterprise High-End IT Infrastructure Iteration

As a mature high-spec DDR4 ECC RDIMM memory module, it features excellent cross-brand server compatibility and plug-and-play quick upgrade capability. It helps enterprises complete efficient high-end server hardware iteration, upgrade overall high-load computing and concurrent processing performance, reduce long-term equipment operation and maintenance costs, and build low-power, low-failure and high-stability enterprise core computing infrastructure.